Class: Asset

Inherits:

Account

• Object
• ActiveRecord::Base
• Account
• Asset

show all

Defined in:

app/models/asset.rb

Overview

Class Method Summary (collapse)

• + (BigDecimal) balance

  This class method is used to return the balance of all Asset accounts.

Instance Method Summary (collapse)

• - (BigDecimal) balance

  The balance of the account.

• - (BigDecimal) credits_balance

  The credit balance for the account.

• - (BigDecimal) debits_balance

  The debit balance for the account.

Methods inherited from Account

trial_balance

>> Asset.balance
=> #<BigDecimal:1030fcc98,'0.82875E5',8(20)>

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# File 'app/models/asset.rb', line 69

def self.balance
  accounts_balance = BigDecimal.new('0') 
  accounts = self.find(:all)
  accounts.each do |asset|
    unless asset.contra
      accounts_balance += asset.balance
    else
      accounts_balance -= asset.balance
    end
  end
  accounts_balance
end

>> asset.balance
=> #<BigDecimal:103259bb8,'0.2E4',4(12)> 

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# File 'app/models/asset.rb', line 51

def balance
  unless contra
    debits_balance - credits_balance
  else
    credits_balance - debits_balance
  end
end

>> asset.credits_balance
=> #<BigDecimal:103259bb8,'0.1E4',4(12)> 

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# File 'app/models/asset.rb', line 18

def credits_balance
  credits_balance = BigDecimal.new('0')
  credit_transactions.each do |credit_transaction|
    credits_balance += credit_transaction.amount
  end
  return credits_balance
end

>> asset.debits_balance
=> #<BigDecimal:103259bb8,'0.3E4',4(12)> 

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# File 'app/models/asset.rb', line 33

def debits_balance
  debits_balance = BigDecimal.new('0')
  debit_transactions.each do |debit_transaction|
    debits_balance += debit_transaction.amount
  end
  return debits_balance
end